EK-TM4C123GXL Tiva C LaunchPad
An 80 MHz Arm Cortex-M4F LaunchPad built around the TM4C123GH6PM, with USB device and host support plus BoosterPack headers.
Manufacturer library
Exact board pages for widely used TI, ST, Espressif, Arduino, Raspberry Pi and Nordic hardware, linked to the manufacturer’s schematics and design resources.
An 80 MHz Arm Cortex-M4F LaunchPad built around the TM4C123GH6PM, with USB device and host support plus BoosterPack headers.
An 80 MHz Arm Cortex-M0+ development kit for the MSPM0G3507 with on-board debug, sensors and high speed ADC demonstration circuitry.
A sub-1 GHz SimpleLink wireless MCU development kit built around the CC1310 for low power sensing and long range radio designs.
A multi-band SimpleLink development kit for the CC1352P wireless MCU, including sub-1 GHz and 2.4 GHz radios with an integrated power amplifier.
A compact ESP32-S3 development board for Wi-Fi, Bluetooth Low Energy, USB and embedded AI experiments.

by CircuitSetup
Split Single-phase Energy Meter

by adamjvr
Footprints for the Espressif ESP32 WiFi/BLE Chip and ESP3212 module, for KiCAD EDA

by jkramarz
The Tick is the next evolution in covert access control system implants for simulating adversary-in-the-middle attacks.

by 1Bitsy
Small breadboard friendly STM32 (eventually other mcu's too) eval boards with exposed JTAG and SWD for the use with Black Magic Probe and others!

by ravinrabbid
RP2040 based firmware and hardware for DIY Taiko no Tatsujin Drum Controllers

by mazls
Epoxy coffe table with 3d printed hexagon inserts and led pcbs with touch sensor

by aKaReZa75
As an Electronics & Embedded Systems Engineer, I combine my expertise in PCB and firmware with a passion for teaching, creating open-source projects to help others innovate.

by appfruits
This is a reference pcb and schematics for a custom Teensy 3.1 board in EAGLE CAD format. More info on this can be found in our blog post at: http://www.appfruits.com/2015/03/building-your-own-custom-teensy/

by yasir-shahzad
🖥️ Altium Library with 4000+ components! 🛠️ It ensures design accuracy 📐 and includes 3D STEP models 📏✨—perfect for engineers! 🚀😊 Let me know if you need more! 👍
by CIRCUITSTATE
Open-Source RP2040 Microcontroller Development Board

by jojolebarjos
Experiments about GameBoy Advance and how cartridges work

by aKaReZa75
Educational shield for the Quectel M66 GSM module, fully compatible with Arduino UNO.

by aKaReZa75
This repository covers essential PCB design and electronics resources, including tutorials, schematics, and hands-on projects. Explore educational boards and projects for deeper insights!
by appfruits
This is the Arduino compatible firmware running Little Helper, a little device that is useful in electronic labs. The firmware also shows how to build a more complex LCD based application, featuring a few standard controls.
by acolomitchi
Files for the capacitive soil moisture (2 kicad projects and 1 arduino sketch with dependencies)
by aeonSolutions
PCB template ESP32 S3 with circuit schematic and KiCad project files
by RobertPHeller
A collection of circuit designs for various MCUs, not just Raspberry Pis relating to Model Railroading
by bocaletto-luca
Arduino RFID/NFC Cloner & Emulator A turnkey Arduino project to read, clone and (optionally) emulate MIFARE Classic 1K tags or NTAG2xx NFC cards using a PN532 module. Perfect for security research, badge duplication or custom access‐control experiments. By Bocaletto Luca

by heyitsyang
PCB to create an all-in-one AC wall wart + project

by upsidedownlabs
Texas Instrument MSP430G2553 based development board.

by bitshiftcrazy
An open hardware electronic D20 PCB with capacitive touch, animated rolls, attunement, and a slightly suspicious personality.

by aKaReZa75
This project is an Arduino shield with a 7-segment display. The board includes a 7-segment display, push buttons, and an Oled display.

by esden
Small breadboard friendly STM32 (eventually other mcu's too) eval boards with exposed JTAG and SWD for the use with Black Magic Probe!

by kalanda
Reflow Oven Controller for soldering of SMD components based on Arduino.
by chilly23
Compact USB-C development board concept built around the Microchip ATSAMD11D14A, developed by UI.

by galopago
Misistemote is an Open Source, modular ecosystem that uses pre-made PCB to mix and match your choice of processor board. Is oriented to make small, mobile, battery powered electronic projects work in real conditions in a very short time.

by DADDesign-Projects
"Asynchronous SPDIF Mixer" synchronizes and mixes up to three asynchronous S/PDIF streams into a 48 kHz output. Running on an STM32H743 and developed in C++ with CubeIDE, it compensates for drift with interpolation. A custom KiCad-designed PCB hosts this real-time audio processing solution.
by rrainey
A replica of the Apollo Guidance Computer DSKY Alarm Indicator panel based on modern tech
Every project listed here belongs to its author and is linked to its original repository. Licences are read from the repository metadata and summarised for convenience — check the licence file in the project itself before you manufacture or redistribute a design. ProtoFlow does not host, mirror or verify these files. Index last rebuilt 2026-09-21.